{"assessment":{"best_window":{"end":"2039-09-21T02:35Z","end_local":"05:35","hours":8.58,"label":"good","mean_quality":0.97,"start":"2039-09-20T18:00Z","start_local":"21:00"},"cost":{"altitude":0.35,"clouds":0.0,"darkness":1.78,"moon":0.0},"formula":"astronomy = 100 * min(1, sky_hours / reference_hours) * peak_sky; overall = astronomy * score_weather / 100 (null when the weather is unknown)","hard_limit":null,"headline":"Astronomically worth it \u2014 weather unknown","hourly":[{"alt":25,"cloud":null,"high":null,"iso":"2039-09-20T17:00Z","label":"poor","low":null,"mid":null,"moon_alt":8,"precip":null,"q":0.09,"rh":null,"sky":"nautical twilight","temp":null,"time":"20:00","wind":null},{"alt":35,"cloud":null,"high":null,"iso":"2039-09-20T18:00Z","label":"good","low":null,"mid":null,"moon_alt":-3,"precip":null,"q":0.83,"rh":null,"sky":"night","temp":null,"time":"21:00","wind":null},{"alt":45,"cloud":null,"high":null,"iso":"2039-09-20T19:00Z","label":"good","low":null,"mid":null,"moon_alt":-14,"precip":null,"q":0.9,"rh":null,"sky":"night","temp":null,"time":"22:00","wind":null},{"alt":55,"cloud":null,"high":null,"iso":"2039-09-20T20:00Z","label":"good","low":null,"mid":null,"moon_alt":-25,"precip":null,"q":0.97,"rh":null,"sky":"night","temp":null,"time":"23:00","wind":null},{"alt":66,"cloud":null,"high":null,"iso":"2039-09-20T21:00Z","label":"good","low":null,"mid":null,"moon_alt":-35,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"00:00","wind":null},{"alt":77,"cloud":null,"high":null,"iso":"2039-09-20T22:00Z","label":"good","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"01:00","wind":null},{"alt":89,"cloud":null,"high":null,"iso":"2039-09-20T23:00Z","label":"good","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"02:00","wind":null},{"alt":80,"cloud":null,"high":null,"iso":"2039-09-21T00:00Z","label":"good","low":null,"mid":null,"moon_alt":-57,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"03:00","wind":null},{"alt":69,"cloud":null,"high":null,"iso":"2039-09-21T01:00Z","label":"good","low":null,"mid":null,"moon_alt":-57,"precip":null,"q":1.0,"rh":null,"sky":"night","temp":null,"time":"04:00","wind":null},{"alt":58,"cloud":null,"high":null,"iso":"2039-09-21T02:00Z","label":"good","low":null,"mid":null,"moon_alt":-53,"precip":null,"q":0.99,"rh":null,"sky":"night","temp":null,"time":"05:00","wind":null},{"alt":47,"cloud":null,"high":null,"iso":"2039-09-21T03:00Z","label":"marginal","low":null,"mid":null,"moon_alt":-45,"precip":null,"q":0.46,"rh":null,"sky":"astronomical twilight","temp":null,"time":"06:00","wind":null},{"alt":37,"cloud":null,"high":null,"iso":"2039-09-21T04:00Z","label":"unusable","low":null,"mid":null,"moon_alt":-36,"precip":null,"q":0.0,"rh":null,"sky":"civil twilight","temp":null,"time":"07:00","wind":null}],"peak_quality":1.0,"peak_sky":1.0,"quality_hours":8.96,"reasons":["daylight and twilight cost 1.8 quality-hours","the target being low or below 20\u00b0 cost 0.4 quality-hours"],"reference_hours":4.0,"score":null,"score_astronomy":100,"score_weather":null,"sky_hours":8.96,"verdict":"unknown","verdict_astronomy":"good","weather_known":false,"windows":[{"end":"2039-09-20T16:55Z","end_local":"19:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2039-09-20T16:20Z","start_local":"19:20"},{"end":"2039-09-20T17:25Z","end_local":"20:25","hours":0.5,"label":"poor","mean_quality":0.1,"start":"2039-09-20T16:55Z","start_local":"19:55"},{"end":"2039-09-20T18:00Z","end_local":"21:00","hours":0.58,"label":"marginal","mean_quality":0.4,"start":"2039-09-20T17:25Z","start_local":"20:25"},{"end":"2039-09-21T02:35Z","end_local":"05:35","hours":8.58,"label":"good","mean_quality":0.97,"start":"2039-09-20T18:00Z","start_local":"21:00"},{"end":"2039-09-21T03:10Z","end_local":"06:10","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2039-09-21T02:35Z","start_local":"05:35"},{"end":"2039-09-21T03:40Z","end_local":"06:40","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2039-09-21T03:10Z","start_local":"06:10"},{"end":"2039-09-21T04:10Z","end_local":"07:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2039-09-21T03:40Z","start_local":"06:40"}]},"calculation_version":"2026-10-10.1","forecast":[],"forecast_source":"none","forecast_updated_at":null,"limits":{"good_alt":30.0,"usable_alt":20.0},"night":{"dark_from":"2039-09-20T17:55:54Z","dark_hours":8.62,"dark_to":"2039-09-21T02:33:21Z","moon":{"illumination":0.084,"phase":"waxing crescent","waxing":true},"moon_free_dark_hours":8.62,"moonrise":"2039-09-21T07:27:53Z","moonset":"2039-09-20T17:42:04Z","sunrise":"2039-09-21T04:07:03Z","sunset":"2039-09-20T16:22:20Z","twilight":{"astronomical":{"end":"2039-09-20T17:55:54Z","start":"2039-09-21T02:33:21Z"},"civil":{"end":"2039-09-20T16:50:04Z","start":"2039-09-21T03:39:16Z"},"nautical":{"end":"2039-09-20T17:22:37Z","start":"2039-09-21T03:06:40Z"}},"window_end":"2039-09-21T09:00:00Z","window_start":"2039-09-20T09:00:00Z"},"night_date":"2039-09-20","site":{"elev_m":1750,"lat":41.693,"lon":24.739,"name":"NAO Rozhen"},"target":{"circumpolar":false,"dark_best":{"airmass":1.0,"alt":89.5,"t":"2039-09-20T23:05:00Z"},"dec":41.26875,"dec_of_date":41.4858,"dec_str":"+41\u00b0 16' 07.5\"","good_hours":8.58,"limit_rise":"2039-09-20T16:27:38Z","limit_set":"2039-09-21T05:46:40Z","max_az_rate_deg_per_min":26.41,"moon_separation":143.0,"never_rises":false,"ra":10.68470833,"ra_of_date":11.2307,"ra_str":"00h 42m 44.3s","resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"summary":"8.6 dark hours above 30\u00b0 \u2014 a proper target for this night.","terrain":{"available":true,"behind_at":"2039-09-21T08:34:55Z","blocked_dark_hours":0,"clears_at":"2039-09-20T13:52:47Z","rise_az":29.8},"track":[{"above_terrain":false,"airmass":null,"alt":-1.83,"az":336.3,"t":"2039-09-20T09:00:00Z","terrain":-0.8},{"above_terrain":false,"airmass":null,"alt":-2.19,"az":337.2,"t":"2039-09-20T09:05:00Z","terrain":-0.68},{"above_terrain":false,"airmass":null,"alt":-2.55,"az":338.1,"t":"2039-09-20T09:10:00Z","terrain":-0.49},{"above_terrain":false,"airmass":null,"alt":-2.89,"az":339.0,"t":"2039-09-20T09:15:00Z","terrain":-0.74},{"above_terrain":false,"airmass":null,"alt":-3.22,"az":339.8,"t":"2039-09-20T09:20:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-3.54,"az":340.7,"t":"2039-09-20T09:25:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-3.84,"az":341.6,"t":"2039-09-20T09:30:00Z","terrain":-0.47},{"above_terrain":false,"airmass":null,"alt":-4.13,"az":342.5,"t":"2039-09-20T09:35:00Z","terrain":-0.44},{"above_terrain":false,"airmass":null,"alt":-4.4,"az":343.4,"t":"2039-09-20T09:40:00Z","terrain":-0.4},{"above_terrain":false,"airmass":null,"alt":-4.66,"az":344.3,"t":"2039-09-20T09:45:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-4.91,"az":345.2,"t":"2039-09-20T09:50:00Z","terrain":-0.43},{"above_terrain":false,"airmass":null,"alt":-5.14,"az":346.1,"t":"2039-09-20T09:55:00Z","terrain":-0.53},{"above_terrain":false,"airmass":null,"alt":-5.36,"az":347.1,"t":"2039-09-20T10:00:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-5.56,"az":348.0,"t":"2039-09-20T10:05:00Z","terrain":-0.15},{"above_terrain":false,"airmass":null,"alt":-5.75,"az":348.9,"t":"2039-09-20T10:10:00Z","terrain":-0.01},{"above_terrain":false,"airmass":null,"alt":-5.92,"az":349.8,"t":"2039-09-20T10:15:00Z","terrain":0.12},{"above_terrain":false,"airmass":null,"alt":-6.08,"az":350.8,"t":"2039-09-20T10:20:00Z","terrain":0.14},{"above_terrain":false,"airmass":null,"alt":-6.22,"az":351.7,"t":"2039-09-20T10:25:00Z","terrain":0.23},{"above_terrain":false,"airmass":null,"alt":-6.35,"az":352.6,"t":"2039-09-20T10:30:00Z","terrain":0.41},{"above_terrain":false,"airmass":null,"alt":-6.46,"az":353.6,"t":"2039-09-20T10:35:00Z","terrain":0.57},{"above_terrain":false,"airmass":null,"alt":-6.56,"az":354.5,"t":"2039-09-20T10:40:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.64,"az":355.4,"t":"2039-09-20T10:45:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-6.71,"az":356.4,"t":"2039-09-20T10:50:00Z","terrain":0.75},{"above_terrain":false,"airmass":null,"alt":-6.76,"az":357.3,"t":"2039-09-20T10:55:00Z","terrain":0.71},{"above_terrain":false,"airmass":null,"alt":-6.8,"az":358.3,"t":"2039-09-20T11:00:00Z","terrain":0.62},{"above_terrain":false,"airmass":null,"alt":-6.82,"az":359.2,"t":"2039-09-20T11:05:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-6.82,"az":0.2,"t":"2039-09-20T11:10:00Z","terrain":0.48},{"above_terrain":false,"airmass":null,"alt":-6.81,"az":1.1,"t":"2039-09-20T11:15:00Z","terrain":0.34},{"above_terrain":false,"airmass":null,"alt":-6.78,"az":2.1,"t":"2039-09-20T11:20:00Z","terrain":0.11},{"above_terrain":false,"airmass":null,"alt":-6.74,"az":3.0,"t":"2039-09-20T11:25:00Z","terrain":-0.13},{"above_terrain":false,"airmass":null,"alt":-6.69,"az":3.9,"t":"2039-09-20T11:30:00Z","terrain":-0.27},{"above_terrain":false,"airmass":null,"alt":-6.61,"az":4.9,"t":"2039-09-20T11:35:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.53,"az":5.8,"t":"2039-09-20T11:40:00Z","terrain":-0.56},{"above_terrain":false,"airmass":null,"alt":-6.42,"az":6.8,"t":"2039-09-20T11:45:00Z","terrain":-0.45},{"above_terrain":false,"airmass":null,"alt":-6.31,"az":7.7,"t":"2039-09-20T11:50:00Z","terrain":-0.41},{"above_terrain":false,"airmass":null,"alt":-6.17,"az":8.6,"t":"2039-09-20T11:55:00Z","terrain":-0.57},{"above_terrain":false,"airmass":null,"alt":-6.03,"az":9.6,"t":"2039-09-20T12:00:00Z","terrain":-0.63},{"above_terrain":false,"airmass":null,"alt":-5.86,"az":10.5,"t":"2039-09-20T12:05:00Z","terrain":-0.5},{"above_terrain":false,"airmass":null,"alt":-5.68,"az":11.4,"t":"2039-09-20T12:10:00Z","terrain":-0.31},{"above_terrain":false,"airmass":null,"alt":-5.49,"az":12.4,"t":"2039-09-20T12:15:00Z","terrain":-0.14},{"above_terrain":false,"airmass":null,"alt":-5.28,"az":13.3,"t":"2039-09-20T12:20:00Z","terrain":-0.03},{"above_terrain":false,"airmass":null,"alt":-5.06,"az":14.2,"t":"2039-09-20T12:25:00Z","terrain":0.15},{"above_terrain":false,"airmass":null,"alt":-4.82,"az":15.1,"t":"2039-09-20T12:30:00Z","terrain":0.42},{"above_terrain":false,"airmass":null,"alt":-4.57,"az":16.0,"t":"2039-09-20T12:35:00Z","terrain":0.49},{"above_terrain":false,"airmass":null,"alt":-4.31,"az":16.9,"t":"2039-09-20T12:40:00Z","terrain":0.47},{"above_terrain":false,"airmass":null,"alt":-4.03,"az":17.8,"t":"2039-09-20T12:45:00Z","terrain":0.52},{"above_terrain":false,"airmass":null,"alt":-3.74,"az":18.7,"t":"2039-09-20T12:50:00Z","terrain":0.59},{"above_terrain":false,"airmass":null,"alt":-3.43,"az":19.6,"t":"2039-09-20T12:55:00Z","terrain":0.65},{"above_terrain":false,"airmass":null,"alt":-3.11,"az":20.5,"t":"2039-09-20T13:00:00Z","terrain":0.68},{"above_terrain":false,"airmass":null,"alt":-2.77,"az":21.4,"t":"2039-09-20T13:05:00Z","terrain":0.8},{"above_terrain":false,"airmass":null,"alt":-2.43,"az":22.2,"t":"2039-09-20T13:10:00Z","terrain":1.03},{"above_terrain":false,"airmass":null,"alt":-2.07,"az":23.1,"t":"2039-09-20T13:15:00Z","terrain":1.14},{"above_terrain":false,"airmass":null,"alt":-1.69,"az":24.0,"t":"2039-09-20T13:20:00Z","terrain":0.93},{"above_terrain":false,"airmass":null,"alt":-1.31,"az":24.8,"t":"2039-09-20T13:25:00Z","terrain":1.16},{"above_terrain":false,"airmass":null,"alt":-0.91,"az":25.7,"t":"2039-09-20T13:30:00Z","terrain":1.3},{"above_terrain":false,"airmass":null,"alt":-0.5,"az":26.5,"t":"2039-09-20T13:35:00Z","terrain":1.31},{"above_terrain":false,"airmass":null,"alt":-0.07,"az":27.3,"t":"2039-09-20T13:40:00Z","terrain":1.25},{"above_terrain":false,"airmass":32.96,"alt":0.36,"az":28.2,"t":"2039-09-20T13:45:00Z","terrain":1.16},{"above_terrain":false,"airmass":28.04,"alt":0.81,"az":29.0,"t":"2039-09-20T13:50:00Z","terrain":1.0},{"above_terrain":true,"airmass":24.08,"alt":1.27,"az":29.8,"t":"2039-09-20T13:55:00Z","terrain":1.12},{"above_terrain":true,"airmass":20.89,"alt":1.74,"az":30.6,"t":"2039-09-20T14:00:00Z","terrain":1.25},{"above_terrain":true,"airmass":18.29,"alt":2.23,"az":31.4,"t":"2039-09-20T14:05:00Z","terrain":1.32},{"above_terrain":true,"airmass":16.17,"alt":2.72,"az":32.2,"t":"2039-09-20T14:10:00Z","terrain":1.25},{"above_terrain":true,"airmass":14.41,"alt":3.22,"az":33.0,"t":"2039-09-20T14:15:00Z","terrain":0.97},{"above_terrain":true,"airmass":12.94,"alt":3.74,"az":33.8,"t":"2039-09-20T14:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":11.7,"alt":4.27,"az":34.6,"t":"2039-09-20T14:25:00Z","terrain":0.2},{"above_terrain":true,"airmass":10.65,"alt":4.8,"az":35.4,"t":"2039-09-20T14:30:00Z","terrain":0.04},{"above_terrain":true,"airmass":9.74,"alt":5.35,"az":36.1,"t":"2039-09-20T14:35:00Z","terrain":0.01},{"above_terrain":true,"airmass":8.96,"alt":5.91,"az":36.9,"t":"2039-09-20T14:40:00Z","terrain":-0.08},{"above_terrain":true,"airmass":8.28,"alt":6.47,"az":37.7,"t":"2039-09-20T14:45:00Z","terrain":-0.17},{"above_terrain":true,"airmass":7.68,"alt":7.05,"az":38.4,"t":"2039-09-20T14:50:00Z","terrain":-0.19},{"above_terrain":true,"airmass":7.15,"alt":7.64,"az":39.1,"t":"2039-09-20T14:55:00Z","terrain":-0.14},{"above_terrain":true,"airmass":6.68,"alt":8.23,"az":39.9,"t":"2039-09-20T15:00:00Z","terrain":-0.06},{"above_terrain":true,"airmass":6.26,"alt":8.84,"az":40.6,"t":"2039-09-20T15:05:00Z","terrain":-0.01},{"above_terrain":true,"airmass":5.89,"alt":9.45,"az":41.3,"t":"2039-09-20T15:10:00Z","terrain":0.05},{"above_terrain":true,"airmass":5.55,"alt":10.07,"az":42.0,"t":"2039-09-20T15:15:00Z","terrain":0.12},{"above_terrain":true,"airmass":5.24,"alt":10.7,"az":42.7,"t":"2039-09-20T15:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":4.97,"alt":11.34,"az":43.4,"t":"2039-09-20T15:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.71,"alt":11.99,"az":44.1,"t":"2039-09-20T15:30:00Z","terrain":0.43},{"above_terrain":true,"airmass":4.48,"alt":12.65,"az":44.8,"t":"2039-09-20T15:35:00Z","terrain":0.55},{"above_terrain":true,"airmass":4.27,"alt":13.31,"az":45.5,"t":"2039-09-20T15:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":4.08,"alt":13.98,"az":46.2,"t":"2039-09-20T15:45:00Z","terrain":0.66},{"above_terrain":true,"airmass":3.9,"alt":14.66,"az":46.8,"t":"2039-09-20T15:50:00Z","terrain":0.62},{"above_terrain":true,"airmass":3.73,"alt":15.35,"az":47.5,"t":"2039-09-20T15:55:00Z","terrain":0.57},{"above_terrain":true,"airmass":3.58,"alt":16.04,"az":48.2,"t":"2039-09-20T16:00:00Z","terrain":0.51},{"above_terrain":true,"airmass":3.44,"alt":16.74,"az":48.8,"t":"2039-09-20T16:05:00Z","terrain":0.43},{"above_terrain":true,"airmass":3.3,"alt":17.45,"az":49.5,"t":"2039-09-20T16:10:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.18,"alt":18.16,"az":50.1,"t":"2039-09-20T16:15:00Z","terrain":0.41},{"above_terrain":true,"airmass":3.06,"alt":18.89,"az":50.7,"t":"2039-09-20T16:20:00Z","terrain":0.5},{"above_terrain":true,"airmass":2.96,"alt":19.61,"az":51.4,"t":"2039-09-20T16:25:00Z","terrain":0.57},{"above_terrain":true,"airmass":2.86,"alt":20.35,"az":52.0,"t":"2039-09-20T16:30:00Z","terrain":0.63},{"above_terrain":true,"airmass":2.76,"alt":21.09,"az":52.6,"t":"2039-09-20T16:35:00Z","terrain":0.76},{"above_terrain":true,"airmass":2.67,"alt":21.83,"az":53.2,"t":"2039-09-20T16:40:00Z","terrain":0.87},{"above_terrain":true,"airmass":2.59,"alt":22.59,"az":53.8,"t":"2039-09-20T16:45:00Z","terrain":0.97},{"above_terrain":true,"airmass":2.51,"alt":23.35,"az":54.4,"t":"2039-09-20T16:50:00Z","terrain":1.03},{"above_terrain":true,"airmass":2.44,"alt":24.11,"az":55.0,"t":"2039-09-20T16:55:00Z","terrain":1.08},{"above_terrain":true,"airmass":2.37,"alt":24.88,"az":55.6,"t":"2039-09-20T17:00:00Z","terrain":1.06},{"above_terrain":true,"airmass":2.3,"alt":25.65,"az":56.2,"t":"2039-09-20T17:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":2.24,"alt":26.43,"az":56.8,"t":"2039-09-20T17:10:00Z","terrain":1.07},{"above_terrain":true,"airmass":2.18,"alt":27.22,"az":57.4,"t":"2039-09-20T17:15:00Z","terrain":1.13},{"above_terrain":true,"airmass":2.12,"alt":28.01,"az":57.9,"t":"2039-09-20T17:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":2.07,"alt":28.81,"az":58.5,"t":"2039-09-20T17:25:00Z","terrain":1.23},{"above_terrain":true,"airmass":2.02,"alt":29.61,"az":59.1,"t":"2039-09-20T17:30:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.97,"alt":30.41,"az":59.6,"t":"2039-09-20T17:35:00Z","terrain":1.19},{"above_terrain":true,"airmass":1.92,"alt":31.22,"az":60.2,"t":"2039-09-20T17:40:00Z","terrain":1.16},{"above_terrain":true,"airmass":1.88,"alt":32.04,"az":60.7,"t":"2039-09-20T17:45:00Z","terrain":1.11},{"above_terrain":true,"airmass":1.84,"alt":32.85,"az":61.3,"t":"2039-09-20T17:50:00Z","terrain":1.07},{"above_terrain":true,"airmass":1.8,"alt":33.68,"az":61.8,"t":"2039-09-20T17:55:00Z","terrain":1.03},{"above_terrain":true,"airmass":1.76,"alt":34.5,"az":62.3,"t":"2039-09-20T18:00:00Z","terrain":0.98},{"above_terrain":true,"airmass":1.73,"alt":35.33,"az":62.9,"t":"2039-09-20T18:05:00Z","terrain":0.92},{"above_terrain":true,"airmass":1.69,"alt":36.17,"az":63.4,"t":"2039-09-20T18:10:00Z","terrain":0.85},{"above_terrain":true,"airmass":1.66,"alt":37.01,"az":63.9,"t":"2039-09-20T18:15:00Z","terrain":0.78},{"above_terrain":true,"airmass":1.63,"alt":37.85,"az":64.5,"t":"2039-09-20T18:20:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.6,"alt":38.7,"az":65.0,"t":"2039-09-20T18:25:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.57,"alt":39.55,"az":65.5,"t":"2039-09-20T18:30:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.54,"alt":40.4,"az":66.0,"t":"2039-09-20T18:35:00Z","terrain":0.83},{"above_terrain":true,"airmass":1.51,"alt":41.26,"az":66.5,"t":"2039-09-20T18:40:00Z","terrain":0.88},{"above_terrain":true,"airmass":1.49,"alt":42.12,"az":67.0,"t":"2039-09-20T18:45:00Z","terrain":0.93},{"above_terrain":true,"airmass":1.46,"alt":42.98,"az":67.5,"t":"2039-09-20T18:50:00Z","terrain":0.96},{"above_terrain":true,"airmass":1.44,"alt":43.85,"az":68.0,"t":"2039-09-20T18:55:00Z","terrain":0.99},{"above_terrain":true,"airmass":1.42,"alt":44.72,"az":68.5,"t":"2039-09-20T19:00:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.4,"alt":45.59,"az":69.0,"t":"2039-09-20T19:05:00Z","terrain":1.05},{"above_terrain":true,"airmass":1.38,"alt":46.46,"az":69.5,"t":"2039-09-20T19:10:00Z","terrain":1.13},{"above_terrain":true,"airmass":1.36,"alt":47.34,"az":70.0,"t":"2039-09-20T19:15:00Z","terrain":1.22},{"above_terrain":true,"airmass":1.34,"alt":48.22,"az":70.5,"t":"2039-09-20T19:20:00Z","terrain":1.24},{"above_terrain":true,"airmass":1.32,"alt":49.11,"az":70.9,"t":"2039-09-20T19:25:00Z","terrain":1.26},{"above_terrain":true,"airmass":1.3,"alt":49.99,"az":71.4,"t":"2039-09-20T19:30:00Z","terrain":1.23},{"above_terrain":true,"airmass":1.29,"alt":50.88,"az":71.9,"t":"2039-09-20T19:35:00Z","terrain":1.21},{"above_terrain":true,"airmass":1.27,"alt":51.77,"az":72.4,"t":"2039-09-20T19:40:00Z","terrain":1.12},{"above_terrain":true,"airmass":1.26,"alt":52.66,"az":72.8,"t":"2039-09-20T19:45:00Z","terrain":1.02},{"above_terrain":true,"airmass":1.24,"alt":53.56,"az":73.3,"t":"2039-09-20T19:50:00Z","terrain":0.91},{"above_terrain":true,"airmass":1.23,"alt":54.46,"az":73.8,"t":"2039-09-20T19:55:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.21,"alt":55.36,"az":74.3,"t":"2039-09-20T20:00:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.2,"alt":56.26,"az":74.7,"t":"2039-09-20T20:05:00Z","terrain":0.66},{"above_terrain":true,"airmass":1.19,"alt":57.16,"az":75.2,"t":"2039-09-20T20:10:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.18,"alt":58.07,"az":75.6,"t":"2039-09-20T20:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.17,"alt":58.98,"az":76.1,"t":"2039-09-20T20:20:00Z","terrain":0.72},{"above_terrain":true,"airmass":1.16,"alt":59.89,"az":76.6,"t":"2039-09-20T20:25:00Z","terrain":0.71},{"above_terrain":true,"airmass":1.14,"alt":60.8,"az":77.0,"t":"2039-09-20T20:30:00Z","terrain":0.7},{"above_terrain":true,"airmass":1.13,"alt":61.71,"az":77.5,"t":"2039-09-20T20:35:00Z","terrain":0.67},{"above_terrain":true,"airmass":1.13,"alt":62.62,"az":77.9,"t":"2039-09-20T20:40:00Z","terrain":0.63},{"above_terrain":true,"airmass":1.12,"alt":63.54,"az":78.4,"t":"2039-09-20T20:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.11,"alt":64.46,"az":78.8,"t":"2039-09-20T20:50:00Z","terrain":0.58},{"above_terrain":true,"airmass":1.1,"alt":65.38,"az":79.3,"t":"2039-09-20T20:55:00Z","terrain":0.54},{"above_terrain":true,"airmass":1.09,"alt":66.3,"az":79.8,"t":"2039-09-20T21:00:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.08,"alt":67.22,"az":80.2,"t":"2039-09-20T21:05:00Z","terrain":0.51},{"above_terrain":true,"airmass":1.08,"alt":68.14,"az":80.7,"t":"2039-09-20T21:10:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.07,"alt":69.07,"az":81.1,"t":"2039-09-20T21:15:00Z","terrain":0.69},{"above_terrain":true,"airmass":1.06,"alt":69.99,"az":81.6,"t":"2039-09-20T21:20:00Z","terrain":0.75},{"above_terrain":true,"airmass":1.06,"alt":70.92,"az":82.0,"t":"2039-09-20T21:25:00Z","terrain":0.79},{"above_terrain":true,"airmass":1.05,"alt":71.84,"az":82.5,"t":"2039-09-20T21:30:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.05,"alt":72.77,"az":83.0,"t":"2039-09-20T21:35:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.04,"alt":73.7,"az":83.4,"t":"2039-09-20T21:40:00Z","terrain":0.43},{"above_terrain":true,"airmass":1.04,"alt":74.63,"az":83.9,"t":"2039-09-20T21:45:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.03,"alt":75.56,"az":84.4,"t":"2039-09-20T21:50:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.03,"alt":76.5,"az":84.8,"t":"2039-09-20T21:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.02,"alt":77.43,"az":85.3,"t":"2039-09-20T22:00:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.02,"alt":78.36,"az":85.8,"t":"2039-09-20T22:05:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.02,"alt":79.29,"az":86.3,"t":"2039-09-20T22:10:00Z","terrain":0.14},{"above_terrain":true,"airmass":1.01,"alt":80.23,"az":86.9,"t":"2039-09-20T22:15:00Z","terrain":0.08},{"above_terrain":true,"airmass":1.01,"alt":81.16,"az":87.4,"t":"2039-09-20T22:20:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.01,"alt":82.1,"az":88.0,"t":"2039-09-20T22:25:00Z","terrain":-0.07},{"above_terrain":true,"airmass":1.01,"alt":83.03,"az":88.6,"t":"2039-09-20T22:30:00Z","terrain":-0.15},{"above_terrain":true,"airmass":1.01,"alt":83.97,"az":89.3,"t":"2039-09-20T22:35:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":84.91,"az":90.1,"t":"2039-09-20T22:40:00Z","terrain":-0.21},{"above_terrain":true,"airmass":1.0,"alt":85.84,"az":91.0,"t":"2039-09-20T22:45:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.0,"alt":86.78,"az":92.3,"t":"2039-09-20T22:50:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.0,"alt":87.71,"az":94.2,"t":"2039-09-20T22:55:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.0,"alt":88.64,"az":98.2,"t":"2039-09-20T23:00:00Z","terrain":0.64},{"above_terrain":true,"airmass":1.0,"alt":89.55,"az":117.0,"t":"2039-09-20T23:05:00Z","terrain":-1.63},{"above_terrain":true,"airmass":1.0,"alt":89.43,"az":249.0,"t":"2039-09-20T23:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":88.51,"az":262.6,"t":"2039-09-20T23:15:00Z","terrain":0.87},{"above_terrain":true,"airmass":1.0,"alt":87.58,"az":266.2,"t":"2039-09-20T23:20:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.0,"alt":86.65,"az":267.9,"t":"2039-09-20T23:25:00Z","terrain":0.65},{"above_terrain":true,"airmass":1.0,"alt":85.71,"az":269.1,"t":"2039-09-20T23:30:00Z","terrain":0.77},{"above_terrain":true,"airmass":1.0,"alt":84.78,"az":270.0,"t":"2039-09-20T23:35:00Z","terrain":0.89},{"above_terrain":true,"airmass":1.01,"alt":83.84,"az":270.8,"t":"2039-09-20T23:40:00Z","terrain":0.8},{"above_terrain":true,"airmass":1.01,"alt":82.9,"az":271.5,"t":"2039-09-20T23:45:00Z","terrain":0.61},{"above_terrain":true,"airmass":1.01,"alt":81.97,"az":272.1,"t":"2039-09-20T23:50:00Z","terrain":0.39},{"above_terrain":true,"airmass":1.01,"alt":81.03,"az":272.7,"t":"2039-09-20T23:55:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.01,"alt":80.1,"az":273.2,"t":"2039-09-21T00:00:00Z","terrain":0.1},{"above_terrain":true,"airmass":1.02,"alt":79.16,"az":273.7,"t":"2039-09-21T00:05:00Z","terrain":0.01},{"above_terrain":true,"airmass":1.02,"alt":78.23,"az":274.2,"t":"2039-09-21T00:10:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.02,"alt":77.3,"az":274.7,"t":"2039-09-21T00:15:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.03,"alt":76.37,"az":275.2,"t":"2039-09-21T00:20:00Z","terrain":0.07},{"above_terrain":true,"airmass":1.03,"alt":75.43,"az":275.7,"t":"2039-09-21T00:25:00Z","terrain":0.02},{"above_terrain":true,"airmass":1.04,"alt":74.5,"az":276.2,"t":"2039-09-21T00:30:00Z","terrain":-0.03},{"above_terrain":true,"airmass":1.04,"alt":73.57,"az":276.6,"t":"2039-09-21T00:35:00Z","terrain":-0.09},{"above_terrain":true,"airmass":1.05,"alt":72.64,"az":277.1,"t":"2039-09-21T00:40:00Z","terrain":-0.13},{"above_terrain":true,"airmass":1.05,"alt":71.72,"az":277.6,"t":"2039-09-21T00:45:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.06,"alt":70.79,"az":278.0,"t":"2039-09-21T00:50:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.06,"alt":69.86,"az":278.5,"t":"2039-09-21T00:55:00Z","terrain":-0.05},{"above_terrain":true,"airmass":1.07,"alt":68.94,"az":278.9,"t":"2039-09-21T01:00:00Z","terrain":-0.02},{"above_terrain":true,"airmass":1.08,"alt":68.01,"az":279.4,"t":"2039-09-21T01:05:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.09,"alt":67.09,"az":279.9,"t":"2039-09-21T01:10:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.09,"alt":66.17,"az":280.3,"t":"2039-09-21T01:15:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.1,"alt":65.25,"az":280.8,"t":"2039-09-21T01:20:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.11,"alt":64.33,"az":281.2,"t":"2039-09-21T01:25:00Z","terrain":-0.01},{"above_terrain":true,"airmass":1.12,"alt":63.41,"az":281.7,"t":"2039-09-21T01:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":1.13,"alt":62.5,"az":282.1,"t":"2039-09-21T01:35:00Z","terrain":-0.11},{"above_terrain":true,"airmass":1.14,"alt":61.58,"az":282.6,"t":"2039-09-21T01:40:00Z","terrain":-0.06},{"above_terrain":true,"airmass":1.15,"alt":60.67,"az":283.0,"t":"2039-09-21T01:45:00Z","terrain":-0.0},{"above_terrain":true,"airmass":1.16,"alt":59.76,"az":283.5,"t":"2039-09-21T01:50:00Z","terrain":0.06},{"above_terrain":true,"airmass":1.17,"alt":58.85,"az":284.0,"t":"2039-09-21T01:55:00Z","terrain":0.12},{"above_terrain":true,"airmass":1.18,"alt":57.94,"az":284.4,"t":"2039-09-21T02:00:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.19,"alt":57.04,"az":284.9,"t":"2039-09-21T02:05:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.2,"alt":56.13,"az":285.3,"t":"2039-09-21T02:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.22,"alt":55.23,"az":285.8,"t":"2039-09-21T02:15:00Z","terrain":0.22},{"above_terrain":true,"airmass":1.23,"alt":54.33,"az":286.3,"t":"2039-09-21T02:20:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.24,"alt":53.43,"az":286.8,"t":"2039-09-21T02:25:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.26,"alt":52.54,"az":287.2,"t":"2039-09-21T02:30:00Z","terrain":0.33},{"above_terrain":true,"airmass":1.27,"alt":51.65,"az":287.7,"t":"2039-09-21T02:35:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.29,"alt":50.76,"az":288.2,"t":"2039-09-21T02:40:00Z","terrain":0.17},{"above_terrain":true,"airmass":1.31,"alt":49.87,"az":288.6,"t":"2039-09-21T02:45:00Z","terrain":0.18},{"above_terrain":true,"airmass":1.32,"alt":48.98,"az":289.1,"t":"2039-09-21T02:50:00Z","terrain":0.19},{"above_terrain":true,"airmass":1.34,"alt":48.1,"az":289.6,"t":"2039-09-21T02:55:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.36,"alt":47.22,"az":290.1,"t":"2039-09-21T03:00:00Z","terrain":0.31},{"above_terrain":true,"airmass":1.38,"alt":46.34,"az":290.6,"t":"2039-09-21T03:05:00Z","terrain":0.41},{"above_terrain":true,"airmass":1.4,"alt":45.47,"az":291.1,"t":"2039-09-21T03:10:00Z","terrain":0.49},{"above_terrain":true,"airmass":1.42,"alt":44.59,"az":291.6,"t":"2039-09-21T03:15:00Z","terrain":0.52},{"above_terrain":true,"airmass":1.44,"alt":43.73,"az":292.1,"t":"2039-09-21T03:20:00Z","terrain":0.53},{"above_terrain":true,"airmass":1.47,"alt":42.86,"az":292.6,"t":"2039-09-21T03:25:00Z","terrain":0.4},{"above_terrain":true,"airmass":1.49,"alt":42.0,"az":293.1,"t":"2039-09-21T03:30:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.52,"alt":41.14,"az":293.6,"t":"2039-09-21T03:35:00Z","terrain":0.26},{"above_terrain":true,"airmass":1.54,"alt":40.28,"az":294.1,"t":"2039-09-21T03:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":1.57,"alt":39.43,"az":294.6,"t":"2039-09-21T03:45:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.6,"alt":38.58,"az":295.1,"t":"2039-09-21T03:50:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.63,"alt":37.73,"az":295.6,"t":"2039-09-21T03:55:00Z","terrain":0.29},{"above_terrain":true,"airmass":1.66,"alt":36.89,"az":296.1,"t":"2039-09-21T04:00:00Z","terrain":0.32},{"above_terrain":true,"airmass":1.7,"alt":36.05,"az":296.7,"t":"2039-09-21T04:05:00Z","terrain":0.28},{"above_terrain":true,"airmass":1.73,"alt":35.22,"az":297.2,"t":"2039-09-21T04:10:00Z","terrain":0.23},{"above_terrain":true,"airmass":1.77,"alt":34.39,"az":297.7,"t":"2039-09-21T04:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.8,"alt":33.56,"az":298.3,"t":"2039-09-21T04:20:00Z","terrain":0.13},{"above_terrain":true,"airmass":1.84,"alt":32.74,"az":298.8,"t":"2039-09-21T04:25:00Z","terrain":0.16},{"above_terrain":true,"airmass":1.89,"alt":31.92,"az":299.4,"t":"2039-09-21T04:30:00Z","terrain":0.24},{"above_terrain":true,"airmass":1.93,"alt":31.11,"az":299.9,"t":"2039-09-21T04:35:00Z","terrain":0.35},{"above_terrain":true,"airmass":1.98,"alt":30.3,"az":300.5,"t":"2039-09-21T04:40:00Z","terrain":0.35},{"above_terrain":true,"airmass":2.03,"alt":29.49,"az":301.0,"t":"2039-09-21T04:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.08,"alt":28.7,"az":301.6,"t":"2039-09-21T04:50:00Z","terrain":0.18},{"above_terrain":true,"airmass":2.13,"alt":27.9,"az":302.2,"t":"2039-09-21T04:55:00Z","terrain":0.03},{"above_terrain":true,"airmass":2.19,"alt":27.11,"az":302.7,"t":"2039-09-21T05:00:00Z","terrain":-0.14},{"above_terrain":true,"airmass":2.25,"alt":26.33,"az":303.3,"t":"2039-09-21T05:05:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.31,"alt":25.55,"az":303.9,"t":"2039-09-21T05:10:00Z","terrain":-0.12},{"above_terrain":true,"airmass":2.38,"alt":24.77,"az":304.5,"t":"2039-09-21T05:15:00Z","terrain":-0.19},{"above_terrain":true,"airmass":2.45,"alt":24.0,"az":305.1,"t":"2039-09-21T05:20:00Z","terrain":-0.28},{"above_terrain":true,"airmass":2.52,"alt":23.24,"az":305.7,"t":"2039-09-21T05:25:00Z","terrain":-0.21},{"above_terrain":true,"airmass":2.6,"alt":22.48,"az":306.3,"t":"2039-09-21T05:30:00Z","terrain":-0.08},{"above_terrain":true,"airmass":2.69,"alt":21.73,"az":306.9,"t":"2039-09-21T05:35:00Z","terrain":0.13},{"above_terrain":true,"airmass":2.77,"alt":20.98,"az":307.5,"t":"2039-09-21T05:40:00Z","terrain":0.25},{"above_terrain":true,"airmass":2.87,"alt":20.24,"az":308.1,"t":"2039-09-21T05:45:00Z","terrain":0.31},{"above_terrain":true,"airmass":2.97,"alt":19.51,"az":308.7,"t":"2039-09-21T05:50:00Z","terrain":0.21},{"above_terrain":true,"airmass":3.08,"alt":18.78,"az":309.4,"t":"2039-09-21T05:55:00Z","terrain":0.19},{"above_terrain":true,"airmass":3.2,"alt":18.06,"az":310.0,"t":"2039-09-21T06:00:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.32,"alt":17.35,"az":310.6,"t":"2039-09-21T06:05:00Z","terrain":0.31},{"above_terrain":true,"airmass":3.45,"alt":16.64,"az":311.3,"t":"2039-09-21T06:10:00Z","terrain":0.3},{"above_terrain":true,"airmass":3.6,"alt":15.94,"az":311.9,"t":"2039-09-21T06:15:00Z","terrain":0.16},{"above_terrain":true,"airmass":3.75,"alt":15.25,"az":312.6,"t":"2039-09-21T06:20:00Z","terrain":0.22},{"above_terrain":true,"airmass":3.92,"alt":14.57,"az":313.2,"t":"2039-09-21T06:25:00Z","terrain":0.32},{"above_terrain":true,"airmass":4.1,"alt":13.89,"az":313.9,"t":"2039-09-21T06:30:00Z","terrain":0.45},{"above_terrain":true,"airmass":4.3,"alt":13.22,"az":314.6,"t":"2039-09-21T06:35:00Z","terrain":0.52},{"above_terrain":true,"airmass":4.51,"alt":12.55,"az":315.3,"t":"2039-09-21T06:40:00Z","terrain":0.54},{"above_terrain":true,"airmass":4.75,"alt":11.9,"az":316.0,"t":"2039-09-21T06:45:00Z","terrain":0.48},{"above_terrain":true,"airmass":5.0,"alt":11.25,"az":316.7,"t":"2039-09-21T06:50:00Z","terrain":0.36},{"above_terrain":true,"airmass":5.28,"alt":10.61,"az":317.4,"t":"2039-09-21T06:55:00Z","terrain":0.31},{"above_terrain":true,"airmass":5.59,"alt":9.99,"az":318.1,"t":"2039-09-21T07:00:00Z","terrain":0.3},{"above_terrain":true,"airmass":5.94,"alt":9.36,"az":318.8,"t":"2039-09-21T07:05:00Z","terrain":-0.04},{"above_terrain":true,"airmass":6.32,"alt":8.75,"az":319.5,"t":"2039-09-21T07:10:00Z","terrain":-0.17},{"above_terrain":true,"airmass":6.74,"alt":8.15,"az":320.2,"t":"2039-09-21T07:15:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.22,"alt":7.55,"az":321.0,"t":"2039-09-21T07:20:00Z","terrain":-0.2},{"above_terrain":true,"airmass":7.76,"alt":6.97,"az":321.7,"t":"2039-09-21T07:25:00Z","terrain":0.09},{"above_terrain":true,"airmass":8.37,"alt":6.39,"az":322.5,"t":"2039-09-21T07:30:00Z","terrain":0.15},{"above_terrain":true,"airmass":9.06,"alt":5.83,"az":323.2,"t":"2039-09-21T07:35:00Z","terrain":0.02},{"above_terrain":true,"airmass":9.86,"alt":5.27,"az":324.0,"t":"2039-09-21T07:40:00Z","terrain":-0.2},{"above_terrain":true,"airmass":10.79,"alt":4.73,"az":324.7,"t":"2039-09-21T07:45:00Z","terrain":-0.2},{"above_terrain":true,"airmass":11.86,"alt":4.19,"az":325.5,"t":"2039-09-21T07:50:00Z","terrain":-0.22},{"above_terrain":true,"airmass":13.13,"alt":3.67,"az":326.3,"t":"2039-09-21T07:55:00Z","terrain":-0.28},{"above_terrain":true,"airmass":14.64,"alt":3.15,"az":327.1,"t":"2039-09-21T08:00:00Z","terrain":-0.38},{"above_terrain":true,"airmass":16.44,"alt":2.65,"az":327.9,"t":"2039-09-21T08:05:00Z","terrain":-0.25},{"above_terrain":true,"airmass":18.62,"alt":2.16,"az":328.7,"t":"2039-09-21T08:10:00Z","terrain":-0.16},{"above_terrain":true,"airmass":21.29,"alt":1.68,"az":329.5,"t":"2039-09-21T08:15:00Z","terrain":-0.23},{"above_terrain":true,"airmass":24.58,"alt":1.21,"az":330.3,"t":"2039-09-21T08:20:00Z","terrain":-0.36},{"above_terrain":true,"airmass":28.67,"alt":0.75,"az":331.1,"t":"2039-09-21T08:25:00Z","terrain":-0.36},{"above_terrain":true,"airmass":33.73,"alt":0.3,"az":331.9,"t":"2039-09-21T08:30:00Z","terrain":-0.16},{"above_terrain":false,"airmass":null,"alt":-0.13,"az":332.8,"t":"2039-09-21T08:35:00Z","terrain":-0.12},{"above_terrain":false,"airmass":null,"alt":-0.55,"az":333.6,"t":"2039-09-21T08:40:00Z","terrain":-0.19},{"above_terrain":false,"airmass":null,"alt":-0.96,"az":334.5,"t":"2039-09-21T08:45:00Z","terrain":-0.39},{"above_terrain":false,"airmass":null,"alt":-1.36,"az":335.3,"t":"2039-09-21T08:50:00Z","terrain":-0.66},{"above_terrain":false,"airmass":null,"alt":-1.75,"az":336.2,"t":"2039-09-21T08:55:00Z","terrain":-0.81},{"above_terrain":false,"airmass":null,"alt":-2.12,"az":337.0,"t":"2039-09-21T09:00:00Z","terrain":-0.72}],"transit":{"airmass":1.0,"alt":89.5,"az":117.0,"t":"2039-09-20T23:05:00Z"},"usable_hours":8.58,"verdict":"good","zenith_passage":true},"warnings":["No cloud data for this night (beyond the 4-day forecast, or not yet in the archive) \u2014 the score is geometry only."]}
